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WO/2022/049195A1 |
The invention relates to a method for producing a flat light guide (2), in which light is input at a first edge (1) of the flat light guide (2), wherein the flat light guide (2) is primarily shaped by extrusion, and, after extrusion, a f...
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WO/2022/048713A1 |
The invention relates to a display having a two-dimensional display element (404), which is planar or curved, and having an illumination unit (420) for the display element (404). The display has a light source (401), a light guide (402),...
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WO/2022/048714A1 |
The invention relates to a display, comprising: - a laminar display element (404), which is planar or curved; and - a lighting unit (420) for the display element (404), which lighting unit comprises a light source (401), a light guide (4...
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WO/2022/044774A1 |
This light source device is provided with: a reflection member having a plurality of reflection surfaces that include a first reflection surface and a second reflection surface, and one or more transmission surfaces that include a first ...
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WO/2022/046357A1 |
A device or system (200) includes a light source (250), an optical waveguide (170), and a light director, or microlens (133). The light source emits illumination light (263). The optical waveguide (170) includes a light input coupler (17...
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WO/2022/045609A1 |
The present invention relates to a display device and, more specifically, to a display device comprising a light scattering unit to scatter light, output by a light output unit, in a predetermined direction and thus minimize light loss c...
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WO/2022/044001A1 |
An optical system employs a waveguide including a first set of partially-reflecting surfaces ("facets") for progressively redirecting image illumination propagating from a coupling-in region towards a second region, and a second set of f...
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WO/2022/038342A1 |
An optical waveguide (200) for a look through display is disclosed. The optical waveguide (200) comprising: a light guiding layer (110) and an anti-contaminant layer (240), wherein the anti-contaminant layer (240) has substantially no im...
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WO/2022/038032A1 |
The present description relates to a system for acquiring images comprising: a single organic image sensor (13), and a waveguide layer (17) that covers the image sensor and that is illuminated in the plane by: - a first source (19) confi...
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WO/2022/040657A1 |
Examples are disclosed that relate to backlight modules, displays including a backlight module, and methods for assembling a backlight module. In one example, a backlight module for a display comprises light sources (200) affixed to a pr...
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WO/2022/032877A1 |
A lamp body (1) and a lamp, comprising a lamp barrel (11), a radiator (12), a heat conduction piece (13), a circuit board (14), lamp beads (15) and a light mixer (16). The radiator (12) is installed within the lamp barrel (11). The heat ...
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WO/2022/033689A1 |
The disclosure provides an optical device for an Augmented Reality (AR) device, and mitigates undesired crosstalk. The optical device comprises a waveguide, a first incoupling element and a second incoupling element. The first/second inc...
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WO/2022/030544A1 |
An optical incoupling element (100) provided in the form of a discrete item attachable on a lightguide (20) is provided, comprising a substrate (100A) and at least one three-dimensionally formed optical surface (104). The optical surface...
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WO/2022/030543A1 |
An optical incoupling tape (50) attachable on a lightguide (20) is provided, comprising a substrate (50A) and at least one pattern (51) formed with a number of periodic pattern features (52) embedded in the substrate(50A) and configured ...
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WO/2022/030542A1 |
An optical deflection tape (10) attachable on a lightguide (20) is provided, comprising a substrate (10A) and at least one pattern (11) formed with a number of periodic pattern features (12) embedded in the substrate (10A) and configured...
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WO/2022/024336A1 |
The purpose of the present invention is to eliminate the necessity for a wavelength filter or power-supply-driven light source unit having a specific wavelength when using sunlight. The present invention relates to an optical fiber in ...
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WO/2022/023863A1 |
A method for transmitting information includes deriving a transfer function that relates a first image formed over a first area on an end face (38) of a multimode optical fiber (40) and a second image formed over a second area extending ...
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WO/2022/027025A1 |
Optical elements and systems are disclosed that can be incorporated into buildings to prevent beam sunlight from entering through apertures of the building while allowing diffuse skylight to enter the building through the apertures. The ...
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WO/2022/024824A1 |
Provided is a lighting device with which workability can be ensured while suppressing glare. This lighting device includes a light source, and a light-guiding portion which includes a light-guiding plate and which guides light emitted fr...
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WO/2022/025181A1 |
The present invention enables uniform emission of light by an exit surface of a vehicular light guide member and a lamp lens of a vehicle lamp fitting. A vehicular light guide member 3 according to the present invention is provided wit...
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WO/2022/026536A1 |
A switchable backlight for a switchable privacy display apparatus comprises a collimated waveguide and an optical turning film comprising first and second arrays of elongate prismatic elements. High image luminance and image visibility i...
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WO/2022/023638A1 |
The invention proposes light-emitting glazing for a motor vehicle, comprising: laminated glazing with a lamination interlayer between a first and a second glass sheet, a light source (4) coupled to the laminated glazing, light extraction...
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WO/2022/024853A1 |
Provided is a lighting device that creates a variety of lighting scenes while suppressing glare. The lighting device comprises: a light source device, a first light guide plate having a first light incident end surface for incident light...
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WO/2022/023241A1 |
A light emitting device (1) comprising at least one LED light source (6, 61, 62) adapted for, in operation, emitting light source light, and an elongated light guide (2) comprising a height direction (H), a width direction (W), a depth d...
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WO/2022/019474A1 |
Disclosed is a backlight unit. The backlight unit according to one embodiment of the present invention comprises: a printed circuit board; a plurality of light sources disposed on one surface of the printed circuit board and emitting lig...
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WO/2022/020515A1 |
The display may include a waveguide that directs light towards an eye box. The waveguide may include first and second media layers that are edge-coupled at an interface. The first media layer may include a louvered mirror cross-coupler t...
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WO/2022/018534A1 |
A light guide member (300) includes a boundary surface (304) configured to reflect image light guided to the boundary surface (304) and emit the image light outside the light guide member (300), an opposing surface (306) parallel to the ...
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WO/2022/013519A1 |
A pixelated lighting device (8) comprising one or more light sources (10) embedded within a composite light-guide is disclosed. The pixelated lighting device incorporates refractive light barriers (15) to achieve contrast between adjacen...
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WO/2022/013029A1 |
The invention relates to a method for producing an optical component consisting of at least two individual parts, which together enclose an open cavity, wherein the inner sides delimiting the cavity are coated or structured, and from whi...
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WO/2022/014952A1 |
An augmented reality display device is disclosed. The disclosed augmented reality display device comprises: a display engine for projecting light containing an image; a waveguide having the light projected from the display engine inciden...
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WO/2022/013130A1 |
A light emitting device (1) comprising an element (2) comprising a volumetric low scattering material, the element comprising opposite first and second light incoupling surfaces (21, 22) and a circumferential surface (23) extending betwe...
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WO/2022/008310A1 |
Disclosed is a light-emitting device (1) comprising: - at least one emitting module (ME) comprising: - a luminescent crystal referred to as a concentrator crystal (CL) having at least six faces that are parallel in pairs, including a fir...
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WO/2022/009213A1 |
A field of view (FOV) expansion device for use in a near-eye display includes a first surface which receives incident illumination from a projector of departure of the near-eye display. The incident illumination, which may consist of a m...
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WO/2022/011333A1 |
In an optical emitter device, when point emitters are placed on the focal plane of a lens system, each individual point emitter will point to a specific free space angle depending on the position of the point emitter relative to the long...
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WO/2022/010644A1 |
Embodiments described herein relate to encapsulated optical devices and methods of forming optical devices with controllable air-gapped encapsulation. In one embodiment, a plurality of openings are formed in a support layer surrounding t...
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WO/2022/010090A1 |
An ultra-thin backlight unit according to the present invention comprises: a light guide plate; a light source provided at one side of the light guide plate; a first optical sheet module provided on the light guide plate; and a second op...
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WO/2022/002990A1 |
In example embodiments, an optical system includes a waveguide having a first surface and a second surface substantially opposite the first surface. A reflective diffractive in-coupler is provided in the waveguide between the first and s...
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WO/2022/005394A1 |
A method of manufacturing a spacer (285) for spacing apart and electrically coupling first and second components of an optical device is disclosed. The method comprises a step of adhesively coupling a first substrate (250) to each of a p...
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WO/2022/002027A1 |
A lamp, comprising a frame body (100) and a rotating module (200). The rotating module (200) is installed on the frame body (100), the rotating module (200) can rotate and switch, around an axis of rotation thereof, between a first angle...
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WO/2022/006218A1 |
An illumination system can produce a dynamically variable illumination pattern. The illumination system can include a light guide. The illumination system can include projection optics, which can contribute to the illumination pattern at...
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WO/2022/002945A1 |
An optical device for controlling light in an augmented reality display is provided. The optical device comprises a waveguide and a diffractive optical element configured to couple light into the waveguide. The diffractive optical elemen...
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WO/2021/260267A1 |
The invention relates to an illuminated strap assembly (1) and a method for illuminating a strap assembly. The assembly (1) comprises a housing (3), a rotatable strap spool (2) connected rotatably to the housing (3), a light emitting str...
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WO/2021/262435A1 |
A system may have windows. A window may have a structural window layer such as a structural window layer formed from laminated glass layers. The window may separate an exterior region from an interior region within the vehicle. A light g...
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WO/2021/256651A1 |
Augmented reality (AR) glass according to one embodiment disclosed in the present document comprises: a first light source which emits display light for displaying an AR image; an eye tracking (ET) sensor for detecting reflected light re...
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WO/2021/255241A1 |
The disclosure concerns an optical device (1) comprising: a primary fan-out waveguide (3); at least one secondary fan-out wave- guide (4); a fan-out optical coupler (5) for coupling a light beam between the primary fan-out waveguide (3) ...
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WO/2021/254603A1 |
The disclosure provides an optical device for an Augmented Reality (AR) device, and mitigates a dark band problem. The optical device comprises a waveguide, and a first incoupling element that receives light and couples a first portion o...
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WO/2021/256875A1 |
An electronic device according to various embodiments disclosed in the present document comprises: a transparent substrate; a discolored ink layer which is stacked on the inner side surface of the transparent substrate and which includes...
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WO/2021/254682A1 |
The invention relates to an assembly for light emission (100), comprising: - a planar light guide element (50), which has two flat sides (51, 52) that are substantially mutually parallel, one of the two flat sides (51, 52) forming a ligh...
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WO/2021/252672A1 |
An image light guide for conveying a virtual image, including a waveguide, an in-coupling diffractive optic operable to direct image-bearing light beams into the waveguide, and an out- coupling diffractive optic operable to direct the im...
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WO/2021/245664A1 |
An image delivery system (IDS) comprising: a first waveguide comprising an input aperture for receiving an input virtual image provided by a display engine and a first plurality of first facets positioned to reflect light from the receiv...
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